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OpenAdvisories
Medium · 5.4 CVE-2026-111388 EUVD-2026-102569GHSA-87cm-fpc4-v76f

Frappe before 16.33.0 restrict_ip Allowlist Bypass via API Key, OAuth Authentication

Published Oct 16, 2026 · Updated Oct 16, 2026 · Assigned by VulnCheck

Description

Frappe Framework before 15.120.0 and 16.x before 16.33.0 does not enforce the per-user restrict_ip allowlist for non-session authentication methods, including API key, OAuth, and header-based authentication. Attackers holding valid credentials of these types can authenticate from IP addresses outside the allowlist, defeating the configured network-based access restrictions.

Affected products

VendorProductAffectedFixed
frappe frappe 16.0.0 – < 16.33.0, < 15.120.0 16.33.0

References